.btms{
  position: fixed;
  left: 0;
  bottom: 0;
  z-index: 4;
  width: 750px;
  height: 252px;
  background: url("./asset/b2.png");
  background-size: contain;
  background-position: center bottom;
  display: flex;
  justify-content: space-between;
  align-items: center;
  .ibtn{
    width: 60px;
    margin: 46px;
    position: relative;
    top: -12px;
    .ibimg{
      width: 60px;
      height: 60px;
      background: url("./asset/ligt.png");
      background-size: contain;
    }
    .lmu{
      background-image: url("./asset/menu.png");
    }
    .itxt{
      color: #9A988F;
      font-size: 26px;
      text-align: center;
      margin-top: 4px;
    }
  }
  .ibbtn{
    width: 182px;
    height: 182px;
    background: url("./asset/lun.png");
    background-size: contain;
    position: relative;
    left: 11px;
    top: -18px;
    &:active{
      opacity: 0.8;
    }
    // &.run{
    //   animation: rotate 2s infinite linear;
    // }
  }
}
@keyframes rotate {
  from {
      transform: rotate(0deg);
  }
  to {
      transform: rotate(360deg);
  }
}